On the fsfs-format7 branch:  make fsfs-access-map cope with
strace occasional writing process numbers at the beginning
of each line.

* tools/dev/fsfs-access-map.c
  (parse_line): skip anything in front of the function name

git-svn-id: https://svn.apache.org/repos/asf/subversion/branches/fsfs-format7@1444695 13f79535-47bb-0310-9956-ffa450edef68